Bamboo GHB-114 4 Piece Sheet Set, Blue, King 100% Rayon 100% Rayon from Bamboo Sheet Set 4 Pc Sheet Set - Fitted -78 x 80x 16", Flat - 108 x 102", 2 Pillowcases - 21 x 40" Eco-friendly fabric is exceptionally soft Bamboo fabric stays warmer in the winter and cooler in the summer. Bamboo fiber wicks moisture away from the skin Fitted Sheet will fit mattresses up to 18" deep Bamboo is naturally anti-microbial and hypo-allergenic Soft and non-abrasive to sensitive skin